这个信息的背景和目的又是什么？
背景和目的：卒中是老年人住院治疗的主要原因。
BACKGROUND AND PURPOSE: Stroke is a leading cause of hospital admission among the elderly.
第一部分介绍了本研究的背景，目的和意义。
Part one introduces the background, aim and significance of the study.
论文首先阐述了选题背景与研究的目的和意义。
The paper first elaborates the goal and significance of background and research.
第一章 绪论在这一部分主要介绍本课题的研究背景、目的、方法和内容。
Thee first chapter In this part mainly introduces the research background, purpose, method and content.
第一部分介绍了研究的背景、研究的目的和意义。
The first part introduces the research background, purpose and significance.
绪论部分阐述了研究背景、研究目的和意义。
The introduction part deals with the background, purpose and significances of the study.
背景和道具的特色用途也可以传达其情绪或目的。
The background and props a character uses can also convey its mood or purpose.
第一部分：明确本论文研究背景、现状、目的、意义和研究方法。
Part I: a clear thesis of this research background, status, purpose, significance and research methodologies.
本文第一章介绍本文的研究背景、目的和意义。
In the first chapter, the author introduce the background, purpose and meaning of this thesis.
第一个部分主要介绍研究的背景、研究的目的和意义，以及研究的思路。
The first part is mainly about the research's background, purposes, meaning and think mode.
第一部分介绍了论文选题的背景、目的和意义。
The first section introduces the background of this thesis , the object and the meaning.
而判断的标准就是目的语观众的背景知识和期望。
And the criterion is the background knowledge and the expectation of the target audience.
而判断的标准就是目的语观众的背景知识和期望。
And the criterion is the background knowledge and the expectation of the target audience.
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